<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style>
			#d01{
				width: 100px;
				height: 100px;
				background-color: gold;
				/*transition: width 2s ease 0.5s;*/
				/*transition: width 2s,height 2s;*/
				transition: width 2s ease 0.5s,height 2s ease 0.5s,background-color 2s linear 0.5s;
			}
			#d01:hover{
				width: 500px;
				height: 500px;
				background-color: coral;
			}
		</style>
	</head>
	<body>
		<div id="d01"></div>
	</body>
</html>
